About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - SupervisorsNCP300HSN09T1G
NCP300HSN09T1G Image
NCP300HSN09T1G Image - 1NCP300HSN09T1G Image - 2
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

NCP300HSN09T1G - onsemi

Manufacturer Part Number
NCP300HSN09T1G
Manufacturer
onsemi
Allelco Part Number
32D-NCP300HSN09T1G
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
16,630 pcs available, New & Original
Parts Description
IC SUPERVISOR 1 CHANNEL 5TSOP
Package
5-TSOP
Data sheet
NCP300HSN09T1G.pdf

HTML Datasheet

NCP300,301.pdf

PCN Obsolescence/ EOL

Cylindrical Battery Holders.pdf

PCN Assembly/Origin

2.73KHz.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 16630
  • Unit Price: $0.08
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
5+ $0.08 $0.40
50+ $0.065 $3.25
150+ $0.058 $8.70
500+ $0.052 $26.00
3000+ $0.048 $144.00
6000+ $0.046 $276.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

NCP300HSN09T1G Tech Specifications
onsemi - NCP300HSN09T1G technical specifications, attributes, parameters and parts with similar specifications to onsemi - NCP300HSN09T1G

Product Attribute Attribute Value
Manufacturer onsemi
Voltage - Threshold 0.9V
Type Simple Reset/Power-On Reset
Supplier Device Package 5-TSOP
Series -
Reset Timeout -
Reset Active High
Product Attribute Attribute Value
Package / Case SOT-23-5 Thin, TSOT-23-5
Package Tape & Reel (TR)
Output Push-Pull, Totem Pole
Operating Temperature -40°C ~ 85°C (TA)
Number of Voltages Monitored 1
Mounting Type Surface Mount
Base Product Number NCP300

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

NCP300HSN09T1G Image
NCP300HSN09T1G (1)

Manufacturer Part Number

NCP300HSN09T1G

Manufacturer

onsemi

Introduction

NCP300HSN09T1G is a power management supervisor device designed for monitoring single voltage levels, ensuring proper operation of electronic systems.

Product Features and Performance

Voltage monitoring at 0.9V threshold

Simple Reset/Power-On Reset functionality

Single voltage monitoring

Output configuration: Push-Pull, Totem Pole

Operating Temperature range from -40°C to 85°C

Surface Mount device

Compatible with SOT-23-5 Thin, TSOT-23-5 package

Product Advantages

Compact SOT-23-5 package for space-sensitive applications

Robust operating temperature range suitable for industrial applications

Push-Pull output allows for straightforward integration with other components.

NCP300HSN09T1G Image
NCP300HSN09T1G (2)

Key Technical Parameters

Voltage - Threshold: 0.9V

Output: Push-Pull, Totem Pole

Number of Voltages Monitored: 1

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built to adhere to industry standards for safety and performance

Compatibility

Matches SOT-23-5 Thin, TSOT-23-5 board-level footprint

Application Areas

Suitable for electronic systems requiring voltage supervision

Product Lifecycle

Obsolete status

Potential for sourcing replacement or considering upgrade due to discontinuation

Several Key Reasons to Choose This Product

Low voltage threshold suitable for low voltage applications

Active High Reset feature for immediate system response

Stable operation under a broad temperature range, enhancing reliability

Obsolete product offers potential cost savings for suitable legacy systems

Frequently Asked Questions(FAQ)

What are the key electrical characteristics of the NCP300HSN09T1G supervisor IC that influence system reset behavior in low-voltage applications?
The NCP300HSN09T1G features a 0.9V threshold voltage with ±2% accuracy, which is critical for reliable detection in systems operating near this boundary. Its push-pull totem pole output ensures strong drive capability regardless of load conditions, minimizing propagation delays during power-up and brown-out events. The single-channel architecture simplifies monitoring of a primary supply rail without requiring additional circuitry. Operating across -40°C to 85°C guarantees consistent performance in industrial environments where thermal extremes may affect reference stability.
How does the NCP300HSN09T1G compare to other members of the NCP300 series like the NCP300HSN12T1G when selecting an appropriate threshold voltage for battery-powered devices?
While both devices share identical pinout and packaging (TSOT-23-5), the NCP300HSN09T1G uses a lower 0.9V threshold compared to the NCP300HSN12T1G’s 1.2V setting. This difference becomes significant in microcontrollers requiring precise undervoltage lockout at minimum operating voltages. The 0.9V variant extends usable battery life by allowing deeper discharge before initiating reset, whereas the 1.2V version provides earlier intervention for noise-sensitive analog subsystems. Selection depends on the MCU’s minimum operating specification and allowable droop margins.
Can the NCP300HSN09T1G be used in automotive-grade designs despite not being explicitly labeled as AEC-Q100 qualified?
Although the NCP300HSN09T1G lacks explicit automotive qualification, its commercial temperature range (-40°C to 85°C) aligns with many non-critical automotive functions where extended industrial operation suffices. However, for safety-related or high-reliability applications, engineers should verify long-term stability under thermal cycling and electromagnetic interference typical in vehicle environments. The device’s robust ESD protection and immunity to supply transients help mitigate some risks, but formal qualification testing remains advisable for mission-critical systems.
What impact does the absence of an internal delay timer have on the NCP300HSN09T1G’s response during transient supply dips?
Without an integrated reset timeout, the NCP300HSN09T1G responds instantaneously to voltage transitions below or above the 0.9V threshold. This allows immediate assertion of the reset line upon any supply sag, which can be beneficial for catching brief glitches. However, it also means that momentary noise spikes could trigger unintended resets unless filtered externally via RC networks or paired with software debouncing techniques. Designers must account for this by ensuring sufficient decoupling capacitance to distinguish legitimate low-voltage conditions from transient disturbances.
How does the package choice (TSOT-23-5) affect thermal management and layout density when integrating the NCP300HSN09T1G into compact PCB designs?
The TSOT-23-5 package offers space efficiency ideal for handheld or wearable electronics, enabling high component density on multilayer boards. Its small footprint reduces parasitic inductance in power traces, improving noise immunity. However, limited exposed pad options mean heat dissipation relies primarily on convection and copper pours rather than direct thermal vias to ground planes. Engineers should allocate adequate copper area beneath the IC and avoid routing sensitive signals over the package to maintain signal integrity and minimize coupling.
In what scenarios would the active-high reset output of the NCP300HSN09T1G require level shifting when interfacing with 3.3V logic families?
Since the NCP300HSN09T1G outputs active-high signals compatible with standard TTL/CMOS logic levels, no level shifting is necessary when driving 3.3V microcontrollers directly. The totem pole output structure provides full rail-to-rail swing, ensuring clean digital transitions without pull-up resistors. Nevertheless, if the target system requires inverted polarity (e.g., active-low reset), an external inverter gate or configuration adjustment in firmware may be needed—though this adds component count and latency.
Does the NCP300HSN09T1G support multiple supply monitoring through cascading configurations or auxiliary comparators?
No, the NCP300HSN09T1G monitors only one voltage rail via its internal reference. To supervise additional supplies, engineers must use discrete comparators or multi-channel supervisory ICs such as the NCP302 family. Cascading is not supported due to lack of enable inputs or window comparator functionality. This limitation simplifies design but increases bill of materials complexity when dual-supply supervision is required.
How does moisture sensitivity level (MSL) classification impact handling and storage requirements for bulk shipments of NCP300HSN09T1G components?
With an MSL rating of 1, the NCP300HSN09T1G is considered moisture-insensitive and can be stored indefinitely under normal ambient conditions without baking prior to assembly. This reduces handling costs and shelf-life concerns for procurement teams managing large inventories. Still, following standard JEDEC guidelines for handling after bag opening remains prudent to prevent electrostatic discharge during manual assembly processes.

Parts with Similar Specifications

The three parts on the right have similar specifications to onsemi NCP300HSN09T1G

Product Attribute NCP300HSN09T1 NCP300HSN30T1G NCP300HSN27T1G NCP300HSN18T1G
Part Number NCP300HSN09T1 NCP300HSN30T1G NCP300HSN27T1G NCP300HSN18T1G
Manufacturer onsemi onsemi onsemi onsemi
Series - - - -
Voltage - Threshold - - - -
Output - - - -
Number of Voltages Monitored - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Type - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Reset Timeout - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Mounting Type - Surface Mount Through Hole Surface Mount
Base Product Number - DAC34H84 MAX500 ADS62P42
Reset - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)

NCP300HSN09T1G Datasheet PDF

Download NCP300HSN09T1G pdf datasheets and onsemi documentation for NCP300HSN09T1G - onsemi.

Datasheets
Cylindrical Battery Holders.pdf
HTML Datasheet
NCP300,301.pdf
Environmental Information
Material Declaration NCP300HSN09T1G.pdf onsemi REACH.pdf onsemi RoHS.pdf
PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf
PCN Assembly/Origin
2.73KHz.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Nord***mbedded
    Jul 20, 2026

    Reliable FPGA with predictable behavior. Configuration and testing went smoothly, making development faster than expected.

  • Arch***ct
    Jul 15, 2026

    Used this device in a communication signal processing board. Stable timing and no unexpected issues during implementation.

  • FPGA***lorer88
    Jul 7, 2026

    The FPGA works properly and all functions operate as expected. Documentation required some additional research, but overall it is a usable device for smaller signal processing projects.

  • Nath***oleman
    Jun 29, 2026

    Used this sensor component in an industrial automation setup. Detection accuracy was consistent and installation was straightforward.

  • Emil***rperTech
    Jun 23, 2026

    Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.

  • Liam***terTech
    Jun 15, 2026

    Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
Quality Inspection Image - 01
Quality Inspection Image - 02
Quality Inspection Image - 03
Quality Inspection Image - 04

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
NCP300HSN09T1G Image

NCP300HSN09T1G

onsemi
32D-NCP300HSN09T1G

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB